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The ratio of the numerator and the denominator of a rational number is 2:7 andif 4 is added to numerator and 2 is subtracted from denominator, the rationalnumber becomes 10/19. Find the original rational number. |
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Answer» Answer: Step-by-step explanation: 2x/7x 2x+4/7x-2 = 10/19 2x/7x = 10-4/19+2 2x/7x = 6/21 x = 6÷2/21÷7 x = 3/3 x = 1 |
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